adding complaint builder

app/builders/complaint_builder.rb

+class ComplaintBuilder < Builder
+  extend RepositoriesProxy
+
+  ##
+  # receive a list of ids and return a list of complaints
+  #
+  def self.build(complaints = [])
+    array = []
+    complaints = [complaints] if complaints.class == String
+    complaints.each do |complaint|
+      unless complaint['@rid'].blank?
+        #disable rails cache for complaints
+        #o = Rails.cache.fetch(cache_key(complaint['@rid'], complaint['last_modified'])) unless complaint['last_modified'].blank?
+        o = complaint_repository.find complaint['@rid'] #if o.nil?
+        array << o
+      end
+    end
+    array
+  end
+
+  def self.build_from_orientdb(args = {})
+    complaint = nil
+
+    unless args.nil?
+      args['last_modified'] = nil
+      # cache object when build
+      complaint = Rails.cache.fetch(cache_key(args['@rid'], args['last_modified']), expires_in: 12.hours) do
+        Complaint.new(
+            id: args['@rid'],
+            user: user_repository.get_by_rid(args['out']),
+            created_at: DateTime.strptime(args['created_at'], "%Y-%m-%d %H:%M:%S"),
+            object: learning_object_repository.find(args['in']),
+            message: ComplaintMessage.new(args['message']),
+            description: args['description'] || ''
+        )
+      end
+    end
+
+    complaint
+  end
+
+end